Cephalopoda - Phylloceratida - Phylloceratidae
Full reference: R. W. Imlay. 1953. Callovian (Jurassic) ammonites from the United States and Alaska Part 2. Alaska Peninsula and Cook Inlet regions. United States Geological Survey Professional Paper 249-B:41-108
Belongs to Phylloceras (Partschiceras) according to R. W. Imlay 1953
Sister taxa: Partschiceras adabofolense, Partschiceras argelliezi, Partschiceras ellipticum, Partschiceras retrofalcatum, Partschiceras retroplicatum, Partschiceras striatocostatum, Partschiceras striatocostatus, Partschiceras tenuistriatum, Partschiceras umzambiense, Phylloceras (Partschiceras) subobtusiforme, Procliviceras proclive
Type specimen: USNM 108012, a shell. Its type locality is USGS Mesozoic 22432, Iniskin Bay, which is in a Callovian marine siliciclastic in the Chinitna Formation of Alaska.
Ecology: nektonic carnivore
Distribution:
• Jurassic of United States (2: Alaska, California collections)
Total: 2 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.